Nearly 1 in 2 youth who have tried e cigarettes report current use. Between school, friends, and everything else, youth have a lot on their plates. Nicotine addiction shouldn't be one of them. Vaping Percentages UW CTRI UWMadison Health agencies investigating severe lung illnesses linked to e cigarette use > Air Force Medical Service > Display There are many reasons youth might vape. The effects of nicotine, E cigarette marketing and advertising, the availability of appealing flavors, and social influences all play a role in why youth start and or A CDC study showed that 99% of vapes sold contain nicotine. Vape and juice manufacturers are not required to report ingredients. This is why metals like Tin, Lead and Nickle and chemicals